Choosing A Lens; Choosing A Lens; Throw Ratios For 8K Or 4K-Uhd; Throw Ratios For 4K - Digital Projection 8K Series Installation And Quick-Start Manual, Connection Manual, Operating Manual, Reference Manual

Digital Projection INSIGHT Laser 8K Series

Choosing A Lens

A number of lenses are available. Which lens you choose depends on the screen size, image aspect ratio, throw distance and light output.

Throw Ratios for 8K or 4K-UHD

The following table shows all available lenses in order of their throw ratios when using 8K (7680 x 4320) or 4K-UHD (3840 x 2160):
Throw ratios Lens extension (±2%)
1.21 - 1.83 : 1 zoom lens 225 mm (8.9 in)
1.76 - 2.77 : 1 zoom lens 195 mm (7.7 in)
2.70 - 5.31 : 1 zoom lens 195 mm (7.7 in)

Throw Ratios for 4K

The following table shows all available lenses in order of their throw ratios when using 4K (4096 x 2160):
Throw ratios Lens extension (±2%)
1.13 - 1.72 : 1 zoom lens 225 mm (8.9 in)
1.65 - 2.60 : 1 zoom lens 195 mm (7.7 in)
2.53 - 4.98 : 1 zoom lens 195 mm (7.7 in)
Reference Guide

CHOOSING A LENS

Throw distance range
2.5 m - 40+ m (8.2 ft - 130+ ft) at 1.13:1
0.5 m - 40+ m (1.6 ft - 130+ ft) at 1.72:1
3.5 m - 40+ m (11.5 ft - 130+ ft) at 1.65:1
1.0 m - 40+ m (3.3 ft - 130+ ft) at 2.60:1
1.5 m - 40+ m (4.9 ft - 130+ ft) at 2.53:1
4.5 m - 40+ m (14.8 ft - 130+ ft) at 4.98:1
Throw distance range
2.5 m - 40+ m (8.2 ft - 130+ ft) at 1.13:1
0.5 m - 40+ m (1.6 ft - 130+ ft) at 1.72:1
3.5 m - 40+ m (11.5 ft - 130+ ft) at 1.65:1
1.0 m - 40+ m (3.3 ft - 130+ ft) at 2.60:1
1.5 m - 40+ m (4.9 ft - 130+ ft) at 2.53:1
4.5 m - 40+ m (14.8 ft - 130+ ft) at 4.98:1
Notes
INSIGHT 8K zoom lenses are
capable of covering throw distances
greater than forty metres.
The minimum throw of the zoom
lenses changes depending on the
throw ratio used.
For information about individual lens
Appendix A
part numbers, see at
the end of this document.
Rev A October 2018
page 48